[529] | 1 | // |
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| 2 | // ******************************************************************** |
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| 3 | // * License and Disclaimer * |
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| 4 | // * * |
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| 5 | // * The Geant4 software is copyright of the Copyright Holders of * |
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| 6 | // * the Geant4 Collaboration. It is provided under the terms and * |
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| 7 | // * conditions of the Geant4 Software License, included in the file * |
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| 8 | // * LICENSE and available at http://cern.ch/geant4/license . These * |
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| 9 | // * include a list of copyright holders. * |
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| 10 | // * * |
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| 11 | // * Neither the authors of this software system, nor their employing * |
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| 12 | // * institutes,nor the agencies providing financial support for this * |
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| 13 | // * work make any representation or warranty, express or implied, * |
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| 14 | // * regarding this software system or assume any liability for its * |
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| 15 | // * use. Please see the license in the file LICENSE and URL above * |
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| 16 | // * for the full disclaimer and the limitation of liability. * |
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| 17 | // * * |
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| 18 | // * This code implementation is the result of the scientific and * |
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| 19 | // * technical work of the GEANT4 collaboration. * |
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| 20 | // * By using, copying, modifying or distributing the software (or * |
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| 21 | // * any work based on the software) you agree to acknowledge its * |
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| 22 | // * use in resulting scientific publications, and indicate your * |
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| 23 | // * acceptance of all terms of the Geant4 Software license. * |
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| 24 | // ******************************************************************** |
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| 25 | // |
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| 26 | // |
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[941] | 27 | // $Id: G4OpenGLXViewer.cc,v 1.51 2009/03/05 16:36:13 lgarnier Exp $ |
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[906] | 28 | // GEANT4 tag $Name: $ |
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[529] | 29 | // |
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| 30 | // |
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| 31 | // Andrew Walkden 7th February 1997 |
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| 32 | // G4OpenGLXViewer : Class to provide XWindows specific |
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| 33 | // functionality for OpenGL in GEANT4 |
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| 34 | |
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| 35 | #ifdef G4VIS_BUILD_OPENGLX_DRIVER |
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| 36 | |
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| 37 | #include "G4OpenGLXViewer.hh" |
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[914] | 38 | #include "G4VViewer.hh" |
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| 39 | #include "G4OpenGLSceneHandler.hh" |
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| 40 | #include <GL/glu.h> |
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[529] | 41 | |
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| 42 | #include "G4OpenGLFontBaseStore.hh" |
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| 43 | |
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| 44 | #include <sstream> |
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| 45 | |
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| 46 | #include "G4VisExtent.hh" |
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| 47 | #include "G4LogicalVolume.hh" |
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| 48 | #include "G4VSolid.hh" |
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| 49 | #include "G4Point3D.hh" |
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| 50 | #include "G4Normal3D.hh" |
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[948] | 51 | #include "G4StateManager.hh" |
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[529] | 52 | |
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| 53 | #include <X11/Xatom.h> |
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| 54 | #include <X11/Xutil.h> |
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[915] | 55 | #include <X11/Xmu/StdCmap.h> |
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[529] | 56 | |
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| 57 | #include <assert.h> |
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| 58 | |
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| 59 | int G4OpenGLXViewer::snglBuf_RGBA[12] = |
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| 60 | { GLX_RGBA, |
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| 61 | GLX_RED_SIZE, 1, |
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| 62 | GLX_GREEN_SIZE, 1, |
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| 63 | GLX_BLUE_SIZE, 1, |
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| 64 | GLX_DEPTH_SIZE, 1, |
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| 65 | GLX_STENCIL_SIZE, 1, |
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| 66 | None }; |
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| 67 | |
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| 68 | int G4OpenGLXViewer::dblBuf_RGBA[13] = |
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| 69 | { GLX_RGBA, |
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| 70 | GLX_RED_SIZE, 1, |
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| 71 | GLX_GREEN_SIZE, 1, |
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| 72 | GLX_BLUE_SIZE, 1, |
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| 73 | GLX_DOUBLEBUFFER, |
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| 74 | GLX_DEPTH_SIZE, 1, |
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| 75 | GLX_STENCIL_SIZE, 1, |
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| 76 | None }; |
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| 77 | |
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| 78 | #define NewString(str) \ |
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| 79 | ((str) != NULL ? (strcpy((char*)malloc((unsigned)strlen(str) + 1), str)) : (char*)NULL) |
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| 80 | |
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| 81 | #define USE_DEFAULT_COLORMAP 1 |
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| 82 | #define USE_STANDARD_COLORMAP 0 |
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| 83 | |
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| 84 | XVisualInfo* G4OpenGLXViewer::vi_single_buffer = 0; |
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| 85 | XVisualInfo* G4OpenGLXViewer::vi_double_buffer = 0; |
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| 86 | |
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| 87 | extern "C" { |
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[593] | 88 | static Bool G4OpenGLXViewerWaitForNotify (Display*, XEvent* e, char* arg) { |
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[529] | 89 | return (e->type == MapNotify) && (e->xmap.window == (Window) arg); |
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| 90 | } |
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| 91 | } |
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| 92 | |
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| 93 | void G4OpenGLXViewer::SetView () { |
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[945] | 94 | glXMakeCurrent (dpy, fGLXWin, cx); |
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[529] | 95 | G4OpenGLViewer::SetView (); |
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| 96 | } |
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| 97 | |
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| 98 | void G4OpenGLXViewer::ShowView () { |
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| 99 | glXWaitGL (); //Wait for effects of all previous OpenGL commands to |
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| 100 | //be propagated before progressing. |
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| 101 | glFlush (); |
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[593] | 102 | |
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| 103 | if (fVP.IsPicking()) { |
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| 104 | G4cout << |
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| 105 | "Window activated for picking (left-mouse), exit (middle-mouse)." |
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| 106 | << G4endl; |
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| 107 | while (true) { |
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| 108 | if (XPending(dpy)) { |
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| 109 | XNextEvent(dpy, &event); |
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| 110 | if (event.type == ButtonPress && event.xbutton.button == 1) { |
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| 111 | Pick(event.xbutton.x, event.xbutton.y); |
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| 112 | } |
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| 113 | else if (event.type == ButtonPress && event.xbutton.button == 2) break; |
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| 114 | } |
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| 115 | } |
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| 116 | } |
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[529] | 117 | } |
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| 118 | |
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| 119 | void G4OpenGLXViewer::GetXConnection () { |
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| 120 | // get a connection. |
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| 121 | dpy = XOpenDisplay (0); |
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| 122 | if (!dpy) { |
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| 123 | fViewId = -1; // This flags an error. |
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| 124 | G4cerr << "G4OpenGLViewer::G4OpenGLViewer couldn't open display." << G4endl; |
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| 125 | return; |
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| 126 | } |
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| 127 | |
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| 128 | // make sure OpenGL is supported and installed properly. |
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| 129 | if (!glXQueryExtension (dpy, &errorBase, &eventBase)) { |
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| 130 | fViewId = -1; // This flags an error. |
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| 131 | G4cerr << "G4OpenGLViewer::G4OpenGLViewer X Server has no GLX extension." |
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| 132 | << G4endl; |
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| 133 | return; |
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| 134 | } |
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| 135 | |
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| 136 | } |
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| 137 | |
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| 138 | void G4OpenGLXViewer::CreateGLXContext (XVisualInfo* v) { |
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| 139 | |
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| 140 | vi = v; |
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| 141 | // get window's attributes |
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| 142 | if (!XGetWindowAttributes(dpy, XRootWindow (dpy, vi -> screen), &xwa)) { |
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| 143 | fViewId = -1; // This flags an error. |
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| 144 | G4cerr << "G4OpenGLViewer::G4OpenGLViewer couldn't return window attributes" |
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| 145 | << G4endl; |
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| 146 | return; |
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| 147 | } |
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| 148 | |
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| 149 | // create a GLX context |
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| 150 | cx = glXCreateContext (dpy, vi, 0, true); |
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| 151 | if (!cx) { |
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| 152 | fViewId = -1; // This flags an error. |
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| 153 | G4cerr << "G4OpenGLViewer::G4OpenGLViewer couldn't create context." |
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| 154 | << G4endl; |
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| 155 | return; |
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| 156 | } |
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| 157 | |
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| 158 | // New stab at getting a colormap |
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| 159 | |
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| 160 | Status status; |
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| 161 | XStandardColormap *standardCmaps = XAllocStandardColormap (); |
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| 162 | int i, numCmaps; |
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| 163 | |
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| 164 | status = XmuLookupStandardColormap (dpy, |
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| 165 | vi -> screen, |
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| 166 | vi -> visualid, |
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| 167 | vi -> depth, |
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| 168 | XA_RGB_DEFAULT_MAP, |
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| 169 | False, |
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| 170 | True); |
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| 171 | |
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| 172 | if (status == 1) { |
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[593] | 173 | cmap = 0; |
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[529] | 174 | status = XGetRGBColormaps (dpy, |
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| 175 | XRootWindow (dpy, vi -> screen), |
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| 176 | &standardCmaps, |
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| 177 | &numCmaps, |
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| 178 | XA_RGB_DEFAULT_MAP); |
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| 179 | if (status == 1) |
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[593] | 180 | for (i = 0; i < numCmaps; i++) { |
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[529] | 181 | if (standardCmaps[i].visualid == vi -> visualid) { |
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| 182 | cmap = standardCmaps[i].colormap; |
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| 183 | XFree (standardCmaps); |
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[593] | 184 | break; |
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[529] | 185 | } |
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[593] | 186 | } |
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| 187 | if (!cmap) { |
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| 188 | fViewId = -1; // This flags an error. |
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| 189 | G4cerr << |
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| 190 | "G4OpenGLViewer::G4OpenGLViewer failed to allocate a standard colormap." |
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| 191 | << G4endl; |
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| 192 | return; |
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| 193 | } |
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[529] | 194 | G4cout << "Got standard cmap" << G4endl; |
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| 195 | } else { |
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| 196 | cmap = XCreateColormap (dpy, |
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| 197 | XRootWindow(dpy, vi -> screen), |
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| 198 | vi -> visual, |
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| 199 | AllocNone); |
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| 200 | G4cout << "Created own cmap" << G4endl; |
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| 201 | } |
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| 202 | |
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| 203 | if (!cmap) { |
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| 204 | fViewId = -1; // This flags an error. |
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| 205 | G4cerr << "G4OpenGLViewer::G4OpenGLViewer failed to allocate a Colormap." |
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| 206 | << G4endl; |
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| 207 | return; |
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| 208 | } |
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| 209 | |
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| 210 | } |
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| 211 | |
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| 212 | void G4OpenGLXViewer::CreateMainWindow () { |
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| 213 | |
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| 214 | // create a window |
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| 215 | swa.colormap = cmap; |
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| 216 | swa.border_pixel = 0; |
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| 217 | swa.event_mask = ExposureMask | ButtonPressMask | StructureNotifyMask; |
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| 218 | swa.backing_store = WhenMapped; |
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| 219 | |
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| 220 | // Window size and position... |
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| 221 | size_hints = XAllocSizeHints(); |
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[898] | 222 | |
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[897] | 223 | fWinSize_x = fVP.GetWindowSizeHintX(); |
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| 224 | fWinSize_y = fVP.GetWindowSizeHintY(); |
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[898] | 225 | G4int x_origin = fVP.GetWindowAbsoluteLocationHintX(DisplayWidth(dpy, vi -> screen)); |
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[912] | 226 | |
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| 227 | // FIXME, screen size != window size on MAC, but I don't know have to get the menuBar |
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| 228 | // size on MAC. L.Garnier 01/2009 |
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[898] | 229 | G4int y_origin = fVP.GetWindowAbsoluteLocationHintY(DisplayHeight(dpy, vi -> screen)); |
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| 230 | |
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[897] | 231 | size_hints->base_width = fWinSize_x; |
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| 232 | size_hints->base_height = fWinSize_y; |
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[896] | 233 | size_hints->x = x_origin; |
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| 234 | size_hints->y = y_origin; |
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[912] | 235 | if (fVP.IsWindowSizeHintX () && fVP.IsWindowLocationHintX () && fVP.IsWindowLocationHintY ()) { |
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| 236 | size_hints->flags |= PSize | PPosition; |
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| 237 | } else if (fVP.IsWindowSizeHintX () && !(fVP.IsWindowLocationHintX () || fVP.IsWindowLocationHintY ())) { |
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| 238 | size_hints->flags |= PSize; |
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| 239 | } else if ((!fVP.IsWindowSizeHintX ()) && fVP.IsWindowLocationHintX () && fVP.IsWindowLocationHintY ()) { |
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| 240 | size_hints->flags |= PPosition; |
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| 241 | } |
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[529] | 242 | G4cout << "Window name: " << fName << G4endl; |
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| 243 | strncpy (charViewName, fName, 100); |
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| 244 | char *window_name = charViewName; |
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| 245 | char *icon_name = charViewName; |
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| 246 | //char tmpatom[] = "XA_WM_NORMAL_HINTS"; |
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| 247 | wm_hints = XAllocWMHints(); |
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| 248 | class_hints = XAllocClassHint(); |
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| 249 | |
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| 250 | XStringListToTextProperty (&window_name, 1, &windowName); |
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| 251 | XStringListToTextProperty (&icon_name, 1, &iconName); |
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| 252 | |
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| 253 | wm_hints -> initial_state = NormalState; |
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| 254 | wm_hints -> input = True; |
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| 255 | wm_hints -> icon_pixmap = icon_pixmap; |
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| 256 | wm_hints -> flags = StateHint | IconPixmapHint | InputHint; |
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| 257 | |
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| 258 | class_hints -> res_name = NewString("G4OpenGL"); |
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| 259 | class_hints -> res_class = NewString("G4OpenGL"); |
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| 260 | |
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[945] | 261 | fGLXWin = XCreateWindow (dpy, XRootWindow (dpy, vi -> screen), x_origin, |
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[897] | 262 | y_origin, fWinSize_x, fWinSize_y, 0, vi -> depth, |
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[896] | 263 | InputOutput, vi -> visual, |
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| 264 | CWBorderPixel | CWColormap | |
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| 265 | CWEventMask | CWBackingStore, |
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| 266 | &swa); |
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[529] | 267 | |
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[945] | 268 | XSetWMProperties (dpy, fGLXWin, &windowName, &iconName, 0, 0, |
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[896] | 269 | size_hints, wm_hints, class_hints); |
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[529] | 270 | |
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| 271 | // request X to Draw window on screen. |
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[945] | 272 | XMapWindow (dpy, fGLXWin); |
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[529] | 273 | |
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| 274 | // Wait for window to appear (wait for an "expose" event). |
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[945] | 275 | XIfEvent (dpy, &event, G4OpenGLXViewerWaitForNotify, (char*) fGLXWin); |
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[529] | 276 | |
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| 277 | // connect the context to a window |
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[945] | 278 | Bool success = glXMakeCurrent (dpy, fGLXWin, cx); |
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[593] | 279 | if (!success) { |
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| 280 | fViewId = -1; // This flags an error. |
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| 281 | G4cerr << "G4OpenGLViewer::G4OpenGLViewer failed to attach a GLX context." |
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| 282 | << G4endl; |
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| 283 | GLint error = GL_NO_ERROR; |
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| 284 | while ((error = glGetError()) != GL_NO_ERROR) { |
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| 285 | G4cout << "GL Error: " << gluErrorString(error) << G4endl; |
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| 286 | } |
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| 287 | return; |
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| 288 | } |
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[529] | 289 | |
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| 290 | } |
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| 291 | |
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| 292 | void G4OpenGLXViewer::CreateFontLists () { |
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| 293 | |
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| 294 | std::map<G4double,G4String> fonts; // G4VMarker screen size and font name. |
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| 295 | fonts[10.] = "-adobe-courier-bold-r-normal--10-100-75-75-m-60-iso8859-1"; |
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| 296 | fonts[11.] = "-adobe-courier-bold-r-normal--11-80-100-100-m-60-iso8859-1"; |
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| 297 | fonts[12.] = "-adobe-courier-bold-r-normal--12-120-75-75-m-70-iso8859-1"; |
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| 298 | fonts[13.] = "fixed"; |
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| 299 | fonts[14.] = "-adobe-courier-bold-r-normal--14-100-100-100-m-90-iso8859-1"; |
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| 300 | fonts[17.] = "-adobe-courier-bold-r-normal--17-120-100-100-m-100-iso8859-1"; |
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| 301 | fonts[18.] = "-adobe-courier-bold-r-normal--18-180-75-75-m-110-iso8859-1"; |
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| 302 | fonts[20.] = "-adobe-courier-bold-r-normal--20-140-100-100-m-110-iso8859-1"; |
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| 303 | fonts[24.] = "-adobe-courier-bold-r-normal--24-240-75-75-m-150-iso8859-1"; |
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| 304 | fonts[25.] = "-adobe-courier-bold-r-normal--25-180-100-100-m-150-iso8859-1"; |
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| 305 | fonts[34.] = "-adobe-courier-bold-r-normal--34-240-100-100-m-200-iso8859-1"; |
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| 306 | std::map<G4double,G4String>::const_iterator i; |
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| 307 | for (i = fonts.begin(); i != fonts.end(); ++i) { |
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| 308 | XFontStruct* font_info = XLoadQueryFont(dpy, i->second); |
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| 309 | if (!font_info) { |
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| 310 | G4cerr << |
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| 311 | "G4OpenGLXViewer: XLoadQueryFont failed for font\n " |
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| 312 | << i->second |
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| 313 | << G4endl; |
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| 314 | continue; |
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| 315 | } |
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| 316 | G4int font_base = glGenLists(256); |
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| 317 | if (!font_base) { |
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| 318 | G4cerr << "G4OpenGLXViewer: out of display lists for fonts." |
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| 319 | << G4endl; |
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| 320 | continue; |
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| 321 | } |
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| 322 | G4int first = font_info->min_char_or_byte2; |
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| 323 | G4int last = font_info->max_char_or_byte2; |
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| 324 | glXUseXFont(font_info->fid, first, last-first+1,font_base+first); |
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| 325 | G4OpenGLFontBaseStore::AddFontBase(this,font_base,i->first,i->second); |
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| 326 | } |
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| 327 | } |
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| 328 | |
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| 329 | G4OpenGLXViewer::G4OpenGLXViewer (G4OpenGLSceneHandler& scene): |
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| 330 | G4VViewer (scene, -1), |
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| 331 | G4OpenGLViewer (scene), |
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| 332 | vi_immediate (0), |
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[593] | 333 | vi_stored (0), |
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| 334 | vi (0), |
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| 335 | cmap (0) |
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[529] | 336 | { |
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| 337 | GetXConnection (); |
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| 338 | if (fViewId < 0) return; |
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| 339 | |
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| 340 | // Try for a visual suitable for OpenGLImmediate.. |
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| 341 | // first try for a single buffered RGB window |
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| 342 | if (!vi_single_buffer) { |
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| 343 | vi_single_buffer = |
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| 344 | glXChooseVisual (dpy, XDefaultScreen (dpy), snglBuf_RGBA); |
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| 345 | } |
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| 346 | if (!vi_double_buffer) { |
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| 347 | vi_double_buffer = |
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| 348 | glXChooseVisual (dpy, XDefaultScreen (dpy), dblBuf_RGBA); |
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| 349 | } |
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| 350 | |
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| 351 | if (vi_single_buffer || vi_double_buffer) { |
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| 352 | if (!vi_double_buffer) { |
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| 353 | G4cout << |
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| 354 | "G4OpenGLXViewer::G4OpenGLXViewer: unable to get a double buffer visual." |
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| 355 | "\n Working with a single buffer." |
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| 356 | << G4endl; |
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| 357 | } |
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| 358 | } else { |
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| 359 | if (!vi_single_buffer) { |
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| 360 | G4cout << |
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| 361 | "G4OpenGLXViewer::G4OpenGLXViewer: unable to get a single buffer visual." |
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| 362 | << G4endl; |
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| 363 | } |
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| 364 | if (!vi_double_buffer) { |
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| 365 | G4cout << |
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| 366 | "G4OpenGLXViewer::G4OpenGLXViewer: unable to get a double buffer visual." |
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| 367 | << G4endl; |
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| 368 | } |
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| 369 | } |
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| 370 | |
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| 371 | if (vi_single_buffer) { |
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| 372 | vi_immediate = vi_single_buffer; |
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| 373 | attributeList = snglBuf_RGBA; |
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| 374 | } |
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| 375 | |
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| 376 | if (!vi_immediate){ |
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| 377 | // next try for a double buffered RGB, but Draw to top buffer |
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| 378 | if (vi_double_buffer) { |
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| 379 | vi_immediate = vi_double_buffer; |
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| 380 | attributeList = dblBuf_RGBA; |
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| 381 | } |
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| 382 | } |
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| 383 | |
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| 384 | // Now try for a visual suitable for OpenGLStored... |
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| 385 | // Try for a double buffered RGB window |
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| 386 | if (vi_double_buffer) { |
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| 387 | vi_stored = vi_double_buffer; |
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| 388 | attributeList = dblBuf_RGBA; |
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| 389 | } |
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| 390 | |
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| 391 | if (!vi_immediate || !vi_stored) { |
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| 392 | G4cout << |
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| 393 | "G4OpenGLXViewer::G4OpenGLXViewer: unable to get required visuals." |
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| 394 | << G4endl; |
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| 395 | fViewId = -1; // This flags an error. |
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| 396 | } |
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| 397 | |
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| 398 | // glClearColor (0., 0., 0., 0.); |
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| 399 | // glClearDepth (1.); |
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| 400 | } |
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| 401 | |
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| 402 | G4OpenGLXViewer::~G4OpenGLXViewer () { |
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| 403 | if (fViewId >= 0) { |
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| 404 | //Close a window from here |
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| 405 | glXMakeCurrent (dpy, None, NULL); |
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| 406 | glXDestroyContext (dpy, cx); |
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[945] | 407 | if (fGLXWin) XDestroyWindow (dpy, fGLXWin); // ...if already deleted in |
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[529] | 408 | // sub-class G4OpenGLXmViewer. |
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| 409 | XFlush (dpy); |
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| 410 | } |
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| 411 | } |
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| 412 | |
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[946] | 413 | void G4OpenGLXViewer::printEPS() { |
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[529] | 414 | |
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[959] | 415 | #ifdef G4DEBUG_VIS_OGL |
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[946] | 416 | printf("G4OpenGLXViewer::print \n"); |
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[959] | 417 | #endif |
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[946] | 418 | |
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[529] | 419 | //using namespace std; |
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[916] | 420 | //cout << "print_col_callback requested with file name: " << fPrintFilename << G4endl; |
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[529] | 421 | |
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[945] | 422 | if (fVectoredPs) { |
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[942] | 423 | #ifdef G4DEBUG_VIS_OGL |
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[945] | 424 | printf("G4OpenGLXViewer::print Vectored\n"); |
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[942] | 425 | #endif |
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[946] | 426 | G4OpenGLViewer::printEPS(); |
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[529] | 427 | } else { |
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[945] | 428 | #ifdef G4DEBUG_VIS_OGL |
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| 429 | printf("G4OpenGLXViewer::print non Vectored\n"); |
---|
| 430 | #endif |
---|
[946] | 431 | // G4StateManager* stateManager = G4StateManager::GetStateManager(); |
---|
| 432 | // G4ApplicationState oldState = stateManager->GetCurrentState(); |
---|
| 433 | // stateManager->SetNewState(G4State_Idle); |
---|
[529] | 434 | |
---|
[946] | 435 | // printEPS (); |
---|
| 436 | |
---|
| 437 | // stateManager->SetNewState(oldState); |
---|
| 438 | |
---|
| 439 | // // fPrintFilename = fPrintFilename+"-Gl2ps.ps"; |
---|
| 440 | // return; |
---|
| 441 | |
---|
| 442 | // save context before |
---|
| 443 | tmp_cx = cx; |
---|
[529] | 444 | XVisualInfo* pvi; |
---|
| 445 | GLXContext pcx = create_GL_print_context(pvi); |
---|
[951] | 446 | |
---|
[593] | 447 | if (!pcx) { |
---|
| 448 | G4cout << "Unable to create print context." << G4endl; |
---|
| 449 | return; |
---|
| 450 | } |
---|
| 451 | |
---|
[946] | 452 | #ifdef G4DEBUG_VIS_OGL |
---|
[949] | 453 | printf("G4OpenGLXViewer::print Create pixmap old context:%d new context %d old winGL:%d Size :%d %d\n",cx,pcx,fGLXWin,fWinSize_x, fWinSize_y); |
---|
[946] | 454 | #endif |
---|
[529] | 455 | cx=pcx; |
---|
| 456 | |
---|
| 457 | Pixmap pmap = XCreatePixmap (dpy, |
---|
| 458 | XRootWindow (dpy, pvi->screen), |
---|
[897] | 459 | fWinSize_x, fWinSize_y, |
---|
[529] | 460 | pvi->depth); |
---|
| 461 | |
---|
[946] | 462 | |
---|
| 463 | if (!pmap) { |
---|
| 464 | G4cout << "Unable to create pixmap." << G4endl; |
---|
| 465 | return; |
---|
| 466 | } |
---|
[949] | 467 | |
---|
| 468 | |
---|
[529] | 469 | GLXPixmap glxpmap = glXCreateGLXPixmap (dpy, |
---|
| 470 | pvi, |
---|
| 471 | pmap); |
---|
| 472 | |
---|
[946] | 473 | if (!glxpmap) { |
---|
| 474 | G4cout << "Unable to create glx pixmap." << G4endl; |
---|
| 475 | return; |
---|
| 476 | } |
---|
[949] | 477 | |
---|
| 478 | |
---|
[529] | 479 | GLXDrawable tmp_win; |
---|
[945] | 480 | tmp_win=fGLXWin; |
---|
| 481 | fGLXWin=glxpmap; |
---|
[529] | 482 | |
---|
[950] | 483 | int winX=fWinSize_x; |
---|
| 484 | int winY=fWinSize_y; |
---|
| 485 | |
---|
[951] | 486 | //#define CHECK_MULTIPLE_PRINT 1 |
---|
| 487 | #ifdef CHECK_MULTIPLE_PRINT |
---|
| 488 | for (int tstX = 3000-2;tstX <=3000+2;tstX++) { |
---|
| 489 | for (int tstY = 3000-2;tstY <=3000+2;tstY++) { |
---|
[950] | 490 | fWinSize_y = tstY; |
---|
| 491 | fWinSize_x = tstX; |
---|
| 492 | std::string file = "G4OpenGL_XPixmap"; |
---|
| 493 | file += tstX; |
---|
| 494 | file +="x"; |
---|
| 495 | file +=tstY; |
---|
| 496 | file +=".eps"; |
---|
[951] | 497 | #else |
---|
| 498 | std::string file = "G4OpenGL_XPixmapTest.eps"; |
---|
| 499 | #endif |
---|
[950] | 500 | |
---|
[948] | 501 | // clear the buffers and window. |
---|
[949] | 502 | SetView(); |
---|
[529] | 503 | ClearView (); |
---|
[948] | 504 | |
---|
[946] | 505 | #ifdef G4DEBUG_VIS_OGL |
---|
| 506 | printf("G4OpenGLXViewer::print Call DrawView context:%d old winGL:%d \n",cx,fGLXWin); |
---|
| 507 | #endif |
---|
[948] | 508 | |
---|
| 509 | |
---|
| 510 | |
---|
| 511 | // Need to force redraw for SXm mode |
---|
| 512 | NeedKernelVisit (); |
---|
| 513 | |
---|
| 514 | // Need to change state to IDLE |
---|
| 515 | G4StateManager* stateManager = G4StateManager::GetStateManager(); |
---|
| 516 | G4ApplicationState oldState = stateManager->GetCurrentState(); |
---|
| 517 | stateManager->SetNewState(G4State_Idle); |
---|
| 518 | |
---|
[529] | 519 | |
---|
[948] | 520 | |
---|
| 521 | DrawView (); // Will make current glX |
---|
| 522 | |
---|
| 523 | // Restore state |
---|
[949] | 524 | stateManager->SetNewState(oldState); |
---|
[948] | 525 | |
---|
| 526 | |
---|
| 527 | |
---|
| 528 | |
---|
[945] | 529 | generateEPSX (file.c_str(), |
---|
| 530 | fPrintColour, |
---|
| 531 | fWinSize_x, fWinSize_y); |
---|
[529] | 532 | |
---|
[951] | 533 | #ifdef CHECK_MULTIPLE_PRINT |
---|
[950] | 534 | } |
---|
| 535 | } |
---|
[951] | 536 | fWinSize_y = winY; |
---|
| 537 | fWinSize_x = winX; |
---|
| 538 | #endif |
---|
[945] | 539 | fGLXWin=tmp_win; |
---|
[529] | 540 | cx=tmp_cx; |
---|
| 541 | |
---|
[951] | 542 | // bool er2 = glXMakeCurrent (dpy, |
---|
| 543 | // fGLXWin, |
---|
| 544 | // cx); |
---|
[959] | 545 | #ifdef G4DEBUG_VIS_OGL |
---|
[946] | 546 | printf("G4OpenGLXViewer::print Restored context:%d old winGL:%d \n",cx,fGLXWin); |
---|
[959] | 547 | #endif |
---|
[949] | 548 | // printf("Error 1:%d 2:%d\n",er1,er2); |
---|
[529] | 549 | |
---|
[949] | 550 | // Free print context |
---|
| 551 | XFreePixmap(dpy,pmap); |
---|
| 552 | glXDestroyContext(dpy,pcx); |
---|
| 553 | glXDestroyGLXPixmap(dpy,glxpmap); |
---|
| 554 | |
---|
| 555 | // Restore view in display context |
---|
| 556 | SetView(); |
---|
| 557 | |
---|
[529] | 558 | } |
---|
| 559 | |
---|
| 560 | } |
---|
| 561 | |
---|
| 562 | |
---|
[593] | 563 | GLXContext G4OpenGLXViewer::create_GL_print_context(XVisualInfo*& pvi) { |
---|
[529] | 564 | |
---|
[593] | 565 | pvi = glXChooseVisual (dpy, |
---|
| 566 | XDefaultScreen (dpy), |
---|
| 567 | snglBuf_RGBA); |
---|
[529] | 568 | |
---|
[593] | 569 | if (!pvi) { |
---|
| 570 | pvi = glXChooseVisual (dpy, |
---|
| 571 | XDefaultScreen (dpy), |
---|
| 572 | dblBuf_RGBA); |
---|
[529] | 573 | } |
---|
| 574 | |
---|
[946] | 575 | // GLXFBConfig *fbc; |
---|
| 576 | // XVisualInfo *vi; |
---|
| 577 | // Colormap cmap; |
---|
| 578 | // XSetWindowAttributes swa; |
---|
| 579 | // Window win; |
---|
| 580 | // GLXContext cx; |
---|
| 581 | // GLXWindow gwin; |
---|
| 582 | // XEvent event; |
---|
| 583 | // int nelements; |
---|
| 584 | |
---|
| 585 | // /* Find a FBConfig that uses RGBA. Note that no attribute list is */ |
---|
| 586 | // /* needed since GLX_RGBA_BIT is a default attribute. */ |
---|
| 587 | // fbc = glXChooseFBConfig(dpy,XRootWindow (dpy, pvi->screen), 0, &nelements); |
---|
| 588 | // vi = glXGetVisualFromFBConfig(dpy, fbc[0]); |
---|
| 589 | |
---|
| 590 | // /* Create a GLX context using the first FBConfig in the list. */ |
---|
| 591 | // return glXCreateNewContext(dpy, fbc[0], GLX_RGBA_TYPE, 0, GL_FALSE); |
---|
| 592 | |
---|
| 593 | |
---|
| 594 | |
---|
[959] | 595 | #ifdef G4DEBUG_VIS_OGL |
---|
[948] | 596 | printf("------%d------\n",tmp_cx); |
---|
[959] | 597 | #endif |
---|
[593] | 598 | return glXCreateContext (dpy, |
---|
| 599 | pvi, |
---|
[948] | 600 | 0, |
---|
[593] | 601 | False); |
---|
[529] | 602 | } |
---|
| 603 | |
---|
[945] | 604 | |
---|
[950] | 605 | bool G4OpenGLXViewer::grabPixelsX (unsigned int width, unsigned int height,GLenum format,GLubyte* buffer) { |
---|
[946] | 606 | #ifdef G4DEBUG_VIS_OGL |
---|
[949] | 607 | GLint viewport[4]; |
---|
| 608 | glGetIntegerv(GL_VIEWPORT, viewport); |
---|
| 609 | printf("G4OpenGLXViewer::grabPixelsX %d %d viewport %d %d %d %d\n",width,height,viewport[0],viewport[1],viewport[2],viewport[3]); |
---|
[946] | 610 | #endif |
---|
[945] | 611 | |
---|
| 612 | GLint swapbytes, lsbfirst, rowlength; |
---|
| 613 | GLint skiprows, skippixels, alignment; |
---|
[950] | 614 | |
---|
| 615 | unsigned int lineSize = 0; |
---|
| 616 | if (format == GL_RGB){ |
---|
| 617 | lineSize = width*3; |
---|
[945] | 618 | } else { |
---|
[950] | 619 | lineSize = width*1; |
---|
[945] | 620 | } |
---|
[950] | 621 | |
---|
| 622 | GLubyte* lineBuffer = new GLubyte[lineSize]; |
---|
| 623 | if (lineBuffer == NULL) |
---|
| 624 | return false; |
---|
| 625 | for (int y = 0; y<lineSize; y++) { |
---|
| 626 | lineBuffer[y] = 0; |
---|
[949] | 627 | } |
---|
[950] | 628 | |
---|
[945] | 629 | glGetIntegerv (GL_UNPACK_SWAP_BYTES, &swapbytes); |
---|
| 630 | glGetIntegerv (GL_UNPACK_LSB_FIRST, &lsbfirst); |
---|
| 631 | glGetIntegerv (GL_UNPACK_ROW_LENGTH, &rowlength); |
---|
| 632 | |
---|
| 633 | glGetIntegerv (GL_UNPACK_SKIP_ROWS, &skiprows); |
---|
| 634 | glGetIntegerv (GL_UNPACK_SKIP_PIXELS, &skippixels); |
---|
| 635 | glGetIntegerv (GL_UNPACK_ALIGNMENT, &alignment); |
---|
| 636 | |
---|
[950] | 637 | glPixelStorei (GL_UNPACK_SWAP_BYTES, GL_FALSE); |
---|
| 638 | glPixelStorei (GL_UNPACK_LSB_FIRST, GL_FALSE); |
---|
| 639 | glPixelStorei (GL_UNPACK_ROW_LENGTH, 0); |
---|
[945] | 640 | |
---|
[950] | 641 | glPixelStorei (GL_UNPACK_SKIP_ROWS, 0); |
---|
| 642 | glPixelStorei (GL_UNPACK_SKIP_PIXELS, 0); |
---|
| 643 | glPixelStorei (GL_UNPACK_ALIGNMENT, 1); |
---|
[945] | 644 | |
---|
[950] | 645 | // FIXME L.Garnier 25 03 2009 |
---|
| 646 | // Try to read at first a block of width by height |
---|
| 647 | // But on mac osX 10.5.6 on some window size their is |
---|
| 648 | // some stranges effects: |
---|
| 649 | // Pixels should came 3 values by 3 values but on border |
---|
| 650 | // it seems that with some window size there is a lack of |
---|
| 651 | // 1 or 2 values. For example a gray level picture like |
---|
| 652 | // (1,1,1) (2,2,2) (3,3,3) |
---|
| 653 | // (4,4,4) (5,5,5) (6,6,6) |
---|
| 654 | // (7,7,7) (8,8,8) (9,9,9) |
---|
| 655 | // appear as (with all buffer values init to 999) : |
---|
| 656 | // (1,1,1) (2,2,2) (3,3,3) |
---|
| 657 | // (999,999,4) (4,4,5) (5,5,6) |
---|
| 658 | // (6,6,999) (999,999,7) (7,7,8) |
---|
| 659 | // STRANGE EFFECT.... |
---|
| 660 | |
---|
| 661 | // Then we read line by line...and NO problem ! |
---|
| 662 | |
---|
| 663 | |
---|
| 664 | for (int i=0;i<height;i++) { |
---|
| 665 | glReadPixels (0, i, (GLsizei)width, 1, format, GL_UNSIGNED_BYTE, (GLvoid*) lineBuffer); |
---|
| 666 | glXWaitGL (); //Wait for effects of all previous OpenGL commands to |
---|
| 667 | // printf("\n%d ",i); |
---|
| 668 | for (int j=0;j<lineSize;j++) { |
---|
| 669 | buffer[j+i*lineSize] = lineBuffer[j]; |
---|
| 670 | // printf("%d ",buffer[j]); |
---|
| 671 | } |
---|
| 672 | } |
---|
[948] | 673 | // //be propagated before progressing. |
---|
[955] | 674 | #ifdef G4DEBUG_VIS_OGL |
---|
| 675 | printf("G4OpenGLXViewer::GrabPixelX flush\n"); |
---|
| 676 | #endif |
---|
[948] | 677 | glFlush (); |
---|
[946] | 678 | |
---|
[950] | 679 | delete [] lineBuffer; |
---|
[946] | 680 | |
---|
[945] | 681 | glPixelStorei (GL_UNPACK_SWAP_BYTES, swapbytes); |
---|
| 682 | glPixelStorei (GL_UNPACK_LSB_FIRST, lsbfirst); |
---|
| 683 | glPixelStorei (GL_UNPACK_ROW_LENGTH, rowlength); |
---|
| 684 | |
---|
| 685 | glPixelStorei (GL_UNPACK_SKIP_ROWS, skiprows); |
---|
| 686 | glPixelStorei (GL_UNPACK_SKIP_PIXELS, skippixels); |
---|
| 687 | glPixelStorei (GL_UNPACK_ALIGNMENT, alignment); |
---|
| 688 | |
---|
[946] | 689 | |
---|
[950] | 690 | return true; |
---|
[945] | 691 | } |
---|
| 692 | |
---|
| 693 | int G4OpenGLXViewer::generateEPSX (const char* filnam, |
---|
| 694 | int inColour, |
---|
| 695 | unsigned int width, |
---|
| 696 | unsigned int height) { |
---|
| 697 | |
---|
| 698 | FILE* fp; |
---|
| 699 | GLubyte* pixels; |
---|
| 700 | GLubyte* curpix; |
---|
| 701 | int components, pos, i; |
---|
[950] | 702 | |
---|
| 703 | GLenum format; |
---|
| 704 | int size; |
---|
[945] | 705 | |
---|
[950] | 706 | if (inColour) { |
---|
| 707 | format = GL_RGB; |
---|
| 708 | size = width*height*3; |
---|
| 709 | } else { |
---|
| 710 | format = GL_LUMINANCE; |
---|
| 711 | size = width*height*1; |
---|
| 712 | } |
---|
| 713 | |
---|
| 714 | pixels = new GLubyte[size]; |
---|
| 715 | if (pixels == NULL) |
---|
| 716 | return NULL; |
---|
| 717 | for (int y = 0; y<size; y++) { |
---|
| 718 | pixels[y] = 0; |
---|
| 719 | } |
---|
| 720 | |
---|
| 721 | |
---|
[946] | 722 | #ifdef G4DEBUG_VIS_OGL |
---|
[949] | 723 | printf("G4OpenGLXViewer::generateEPSX\n"); |
---|
[946] | 724 | #endif |
---|
[949] | 725 | |
---|
[946] | 726 | |
---|
[950] | 727 | if (!grabPixelsX (width, height,format,pixels)) { |
---|
| 728 | return 1; |
---|
| 729 | } |
---|
[946] | 730 | #ifdef G4DEBUG_VIS_OGL |
---|
| 731 | printf("--\n--\n--\n"); |
---|
| 732 | #endif |
---|
[945] | 733 | |
---|
| 734 | if (inColour) { |
---|
| 735 | components = 3; |
---|
| 736 | } else { |
---|
| 737 | components = 1; |
---|
| 738 | } |
---|
| 739 | |
---|
| 740 | fp = fopen (filnam, "w"); |
---|
| 741 | if (fp == NULL) { |
---|
| 742 | return 2; |
---|
| 743 | } |
---|
| 744 | |
---|
| 745 | fprintf (fp, "%%!PS-Adobe-2.0 EPSF-1.2\n"); |
---|
| 746 | fprintf (fp, "%%%%Title: %s\n", filnam); |
---|
| 747 | fprintf (fp, "%%%%Creator: OpenGL pixmap render output\n"); |
---|
| 748 | fprintf (fp, "%%%%BoundingBox: 0 0 %d %d\n", width, height); |
---|
| 749 | fprintf (fp, "%%%%EndComments\n"); |
---|
| 750 | fprintf (fp, "gsave\n"); |
---|
| 751 | fprintf (fp, "/bwproc {\n"); |
---|
| 752 | fprintf (fp, " rgbproc\n"); |
---|
| 753 | fprintf (fp, " dup length 3 idiv string 0 3 0 \n"); |
---|
| 754 | fprintf (fp, " 5 -1 roll {\n"); |
---|
| 755 | fprintf (fp, " add 2 1 roll 1 sub dup 0 eq\n"); |
---|
| 756 | fprintf (fp, " { pop 3 idiv 3 -1 roll dup 4 -1 roll dup\n"); |
---|
| 757 | fprintf (fp, " 3 1 roll 5 -1 roll } put 1 add 3 0 \n"); |
---|
| 758 | fprintf (fp, " { 2 1 roll } ifelse\n"); |
---|
| 759 | fprintf (fp, " }forall\n"); |
---|
| 760 | fprintf (fp, " pop pop pop\n"); |
---|
| 761 | fprintf (fp, "} def\n"); |
---|
| 762 | fprintf (fp, "systemdict /colorimage known not {\n"); |
---|
| 763 | fprintf (fp, " /colorimage {\n"); |
---|
| 764 | fprintf (fp, " pop\n"); |
---|
| 765 | fprintf (fp, " pop\n"); |
---|
| 766 | fprintf (fp, " /rgbproc exch def\n"); |
---|
| 767 | fprintf (fp, " { bwproc } image\n"); |
---|
| 768 | fprintf (fp, " } def\n"); |
---|
| 769 | fprintf (fp, "} if\n"); |
---|
| 770 | fprintf (fp, "/picstr %d string def\n", width * components); |
---|
| 771 | fprintf (fp, "%d %d scale\n", width, height); |
---|
| 772 | fprintf (fp, "%d %d %d\n", width, height, 8); |
---|
| 773 | fprintf (fp, "[%d 0 0 %d 0 0]\n", width, height); |
---|
| 774 | fprintf (fp, "{currentfile picstr readhexstring pop}\n"); |
---|
| 775 | fprintf (fp, "false %d\n", components); |
---|
| 776 | fprintf (fp, "colorimage\n"); |
---|
| 777 | |
---|
| 778 | curpix = (GLubyte*) pixels; |
---|
| 779 | pos = 0; |
---|
| 780 | for (i = width*height*components; i>0; i--) { |
---|
| 781 | fprintf (fp, "%02hx ", *(curpix++)); |
---|
[949] | 782 | if (++pos >= width) { |
---|
| 783 | // if (++pos >= 32) { |
---|
[945] | 784 | fprintf (fp, "\n"); |
---|
| 785 | pos = 0; |
---|
| 786 | } |
---|
| 787 | } |
---|
| 788 | if (pos) |
---|
| 789 | fprintf (fp, "\n"); |
---|
| 790 | |
---|
| 791 | fprintf (fp, "grestore\n"); |
---|
| 792 | fprintf (fp, "showpage\n"); |
---|
| 793 | delete pixels; |
---|
| 794 | fclose (fp); |
---|
[950] | 795 | |
---|
| 796 | #ifdef G4DEBUG_VIS_OGL |
---|
| 797 | printf("G4OpenGLXViewer::generateEPSX END\n"); |
---|
| 798 | #endif |
---|
| 799 | |
---|
[945] | 800 | return 0; |
---|
| 801 | } |
---|
| 802 | |
---|
| 803 | |
---|
[529] | 804 | #endif |
---|